20Getting startedConnecting digital audio devicesYou can connect audio devices that support digital audio playback,such as an AV receiver for home entertainment use.Audio output on the PS3™ systemThe supported channels may vary depending on the output connectorto be used.PS3™ system output connectors Channels that can be used for output2 Ch. 5.1 Ch. 7.1 Ch.AV MULTI OUT connector DIGITAL OUT (OPTICAL) connector HDMI OUT connector Hints When connecting a digital audio device to the system, go to (Settings)(Sound Settings) [Audio Output Settings], and then adjust the settings asnecessary for the audio device. For simultaneous audio output from multiple connectors, go to (Settings)(Sound Settings) [Audio Multi-Output], and set the option to [On]. The system can output both audio and video through an HDMI cable. If boththe TV and the audio device have HDMI connectors, you can output the TVpicture to the TV through a connected audio device. If a device is connected to the PS3™ system via an HDMI cable, do not turn offthe device while the system is turned on (power indicator is lit solid green), asdoing so may cause sound distortion or produce abnormal sounds.Examples when connecting an audio deviceAn HDMI cable or optical digital cable can be used to connect anaudio device to the PS3™ system.HDMI cable Optical digital cableHDMI cable(sold separately)Digital audiodeviceOptical digitalcable for audio(sold separately)Video output cable for theTV in use ( page 17)HDMI cable(sold separately)TV TVDigital audiodevice